A longitudinally scaled or dimensioned track layout plan showing the
Signalling Functions with their identities. It generally relates to a specific
Signal BoxThe building in which the Signaller(s) is/are situated together with the control and indication system for the signalling. See also Signalling Centre. More control areaThe area of the railway controlled or supervised by a particular Signal Box or control centre, as defined by the Signalling Plan. More and is a derivative of the Scheme PlanA longitudinal scaled or dimensioned track layout plan that is produced to depict new or altered Signalling Systems. More.